403152080

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{10099}}^1$

素因数の和:10611

約数の個数: 40

約数和(自身を含む): 939300000

約数和(自身を除く): 536147920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1996, 2495, 3992, 4990, 7984, 9980, 10099, 19960, 20198, 39920, 40396, 50495, 80792, 100990, 161584, 201980, 403960, 807920, 5039401, 10078802, 20157604, 25197005, 40315208, 50394010, 80630416, 100788020, 201576040, 403152080]

約数ペア:

[(1, 403152080), (2, 201576040), (4, 100788020), (5, 80630416), (8, 50394010), (10, 40315208), (16, 25197005), (20, 20157604), (40, 10078802), (80, 5039401), (499, 807920), (998, 403960), (1996, 201980), (2495, 161584), (3992, 100990), (4990, 80792), (7984, 50495), (9980, 40396), (10099, 39920), (19960, 20198)]